CN212158989U

CN212158989U - Vibration test stand

Info

Publication number: CN212158989U
Application number: CN201922325038.7U
Authority: CN
Inventors: 戴汉齐
Original assignee: Guangdong Lian Ding Detection Technology Co ltd
Current assignee: Guangdong Lian Ding Detection Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-12-15
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a vibration test bench belongs to vibration test equipment technical field, which comprises a base, base upper end welded mounting has the base station, base station upper end center fixed mounting has perpendicular vibrator, base station upper end fixed mounting has the support column that contracts that rises, it installs the resilience spring to go through on the support column that contracts that rises, it has vertical vibration platform to rise support column upper end fixed mounting that contracts, vertical vibration platform both sides all welded mounting has the mounting panel, fixed mounting has horizontal slide bar between the mounting panel, it has horizontal vibration platform to run through slidable mounting on the horizontal slide bar. The utility model relates to a novelty, the operation of being convenient for and excellent in use effect, testable product carry out the centre gripping fixed back, adopt different vibration mode to test, guaranteed to obtain test data's accuracy to cushion the shaking table when vibration test, prevent that the spare part of shaking table from damaging, prolonged life.

Description

Vibration test stand

Technical Field

The utility model relates to a vibration test equipment technical field especially relates to a vibration test platform.

Background

The vibration test bed simulates various environments encountered by products in the manufacturing, assembling, transporting and using execution stages, is used for identifying the capability of the products of enduring the environmental vibration, and is suitable for research, development, quality control and manufacturing of various industries such as electronics, electromechanics, photoelectricity, automobiles, locomotives, toys … … and the like. The device is used for simulating the environment of toys, electronics, furniture, packages, automobile parts and other products and goods related to transportation in the transportation process, and detecting the vibration resistance, reliability and integrity of the product structure.

Patent No. CN202101831U discloses a vibration test stand, which comprises a central processing unit, a signal generating unit, a vibration generating unit, a standard sensor and a display unit; the central processing unit is used for controlling the signal generating unit to generate a vibration signal and transmitting the vibration signal to the vibration generating unit to generate corresponding vibration; the standard sensor and the sensor to be detected respectively sense the vibration of the vibration generation unit, a standard vibration signal measured by the standard sensor and a signal output by the sensor to be detected are respectively transmitted to the central processing unit, and the central processing unit transmits a comparison result of the standard vibration signal and an output signal of the sensor to be detected to the display unit. The utility model also provides a method of adopting this vibration test bench to test vibration sensor. The utility model has simple structure and is convenient to carry; full intelligent control, easy operation, the cost is also lower.

The above patents have the following disadvantages: 1. the product can not be tested in various vibration modes, so that the accuracy of test data is influenced; 2. the tested product cannot be clamped and fixed, and the product is easy to directly fly out and damage when vertical vibration is carried out, so that test data cannot be obtained; 3. a buffer device is not arranged on the vibration table, so that parts of the vibration table are easily damaged, and the service life is shortened. To this end, we propose a vibration test stand.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vibration test bed, which has novel design, convenient operation and good use effect, and aims to test the tested product by different vibration modes through a horizontal vibration table and a vertical vibration table, thereby ensuring the accuracy of the obtained test data; the product to be tested can be clamped and fixed through the fixer, and the product is prevented from being directly flying out and damaged when vertical vibration is carried out, so that test data are ensured; through the rebound spring, the vibration table can be buffered during vibration testing, the damage of parts of the vibration table is prevented, and the service life is prolonged.

The utility model provides a specific technical scheme as follows:

the utility model provides a vibration test bed, which comprises a base, wherein a base station is welded and installed at the upper end of the base station, a vertical vibrator is fixedly installed at the center of the upper end of the base station, a lifting support column is fixedly installed at the upper end of the base station, a rebound spring is installed on the lifting support column in a penetrating way, a vertical vibration table is fixedly installed at the upper end of the lifting support column, two fixers are fixedly installed at the center of the upper end of the vertical vibration table, mounting plates are welded and installed at both sides of the vertical vibration table, a horizontal sliding rod is fixedly installed between the mounting plates, a horizontal vibration table is installed on the horizontal sliding rod in a penetrating and sliding way, a movable joint rod is movably installed at the left end of the horizontal vibration table through a movable joint shaft, the movable joint rod is fixedly installed on a joint rotating wheel through, the variable frequency driving motor A is fixedly installed at the left end of the vertical vibrating table through a motor installation seat, and supporting legs are fixedly installed on two sides of the lower end of the base.

Optionally, the fixer is inlayed by the fly leaf and is constituteed in the fixing base is inside, there is the centre gripping sucking disc through supporting rod fixed mounting on the fly leaf, inside oil storage chamber and the hydraulic pressure grease chamber of being provided with of fixing base, communicate through the pressure regulating machine between oil storage chamber and the hydraulic pressure grease chamber.

Optionally, a variable frequency driving motor B is installed on the vertical vibrator, a rotating shaft neck is fixedly installed at the front end of the variable frequency driving motor B, a connecting rotating wheel is installed at the front end of the rotating shaft neck in a welded mode, a movable connecting rod is installed on the connecting rotating wheel through a connecting shaft movable link, and the movable connecting rod is fixedly installed at the lower end of the vertical vibrating table through a movable connecting shaft.

Optionally, the lifting and shrinking support column is formed by movably embedding a telescopic column in the basic column, and a connecting block is welded to the upper end of the telescopic column.

Optionally, the variable frequency drive motor a is electrically connected with an external power supply and a switch, the voltage regulator is electrically connected with the external power supply and the switch, and the variable frequency drive motor B is electrically connected with the external power supply and the switch.

The utility model has the advantages as follows:

the utility model relates to a novelty, the operation is convenient and the result of use is good, through being equipped with horizontal shaking table and vertical vibrating table, turn on switch, frequency conversion driving motor A and frequency conversion driving motor B circular telegram work, frequency conversion driving motor A circular telegram is rotatory, it is rotatory to drive linking runner through rotating the axle journal, linking runner rotates and pulls the activity linking pole through linking axle, pull activity linking pole left and right sides, activity linking pole passes through movable connecting axle and horizontal shaking table fixed connection, thereby, move horizontal vibrating table about on horizontal sliding pole, place the product on horizontal vibrating table, can, carry out horizontal vibration test, frequency conversion driving motor B circular telegram is rotatory, it is rotatory to drive linking runner through rotating the axle journal, linking runner rotates and pulls activity linking pole through linking axle, pull activity linking pole from top to bottom, activity linking pole passes through movable connecting axle and vertical vibrating table fixed connection, with this, reciprocate vertical vibration platform on the lift-shrink support column, place the product on vertical vibration platform, can, carry out vertical vibration test, so, can carry out different vibration modes to the product of test and test, guaranteed to obtain test data's accuracy.

The utility model discloses a be equipped with the fixer, place the product on vertical vibration platform, power switch is opened, the circular telegram work of pressure regulating machine, can carry the hydraulic oil in the oil storage chamber to the hydraulic pressure grease chamber, the oil pressure in the increase hydraulic pressure grease chamber, the extrusion fly leaf, thereupon with the centre gripping sucking disc centre gripping on the product through the supporting rod, it is fixed to consider to carry out the centre gripping to the product, on the contrary, the circular telegram work of pressure regulating machine, can carry the hydraulic oil in the hydraulic pressure grease chamber to the oil storage chamber, reduce the oil pressure in the hydraulic pressure grease chamber, relax the fly leaf, thereupon relax the product, so, can carry out the centre gripping to the product of test fixed, when carrying out vertical vibration, prevent the direct departure of product and damage, test data has.

The utility model discloses a be equipped with through the rebound spring, when carrying out the vertical vibration test, the vertical vibration platform reciprocates on the lift support column that contracts, can oppress the rebound spring, and the rebound spring has the resilience force, can cushion the oppression power of vertical vibration platform, so, can cushion the shaking table when the vibration test, prevents that the spare part of shaking table from damaging, has prolonged life.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a vibration testing stand according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a holder of a vibration testing stand according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a vertical vibrator of a vibration testing stand according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a retractable supporting column of a vibration testing stand according to an embodiment of the present invention;

fig. 5 is a schematic circuit control diagram of a vibration testing stand according to an embodiment of the present invention.

In the figure: 1. supporting legs; 2. a base; 3. a rebound spring; 4. lifting and shrinking the supporting columns; 5. a motor mounting seat; 6. connecting the rotating wheels; 7. a variable frequency drive motor A; 8. a connecting shaft; 9. a movable joint rod; 10. a movable connecting shaft; 11. a horizontal vibration table; 12. a horizontal slide bar; 13. a holder; 14. a vertical vibration table; 15. a vertical vibrator; 16. an oil storage chamber; 17. a pressure regulating machine; 18. a hydraulic oil chamber; 19. a clamping rod; 20. clamping the sucker; 21. a movable plate; 22. a variable frequency drive motor B; 23. a rotating journal; 24. connecting blocks; 25. lifting and shrinking the column; 26. a base column; 27. mounting a plate; 28. a base station; 29. a fixed seat.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A vibration test stand according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 5.

Referring to fig. 1, a vibration test table provided in an embodiment of the present invention includes a base 2, a base 28 is welded to the upper end of the base 2, a vertical vibrator 15 is fixedly installed at the center of the upper end of the base 28, a lifting support column 4 is fixedly installed at the upper end of the base 28, a rebound spring 3 is installed on the lifting support column 4 in a penetrating manner, a vertical vibration table 14 is fixedly installed at the upper end of the lifting support column 4, two fixing devices 13 are fixedly installed at the center of the upper end of the vertical vibration table 14, mounting plates 27 are welded to both sides of the vertical vibration table 14, a horizontal sliding rod 12 is fixedly installed between the mounting plates 27, a horizontal vibration table 11 is slidably installed on the horizontal sliding rod 12 in a penetrating manner, a movable joint rod 9 is movably installed at the left end of the horizontal vibration table 11 through a movable joint shaft 10, the movable joint rod 9 is fixedly installed on a rotating wheel 6 through a joint shaft 8, linking up 6 fixed mounting of runner on variable frequency driving motor A7, variable frequency driving motor A7 passes through 5 fixed mounting of motor mount pad at the 14 left ends of vertical vibration platform, the equal fixed mounting in base 2 lower extreme both sides has supporting legs 1, can carry out the centre gripping fixed back to the product of test, adopts different vibration mode to test, has guaranteed to obtain test data's accuracy to cushion the shaking table when vibration test, prevent that the spare part of shaking table from damaging, prolonged life.

The fixer 13 is inlayed in the inside constitution of fixing base 29 by movable plate 21, there is clamping chuck 20 through supporting rod 19 fixed mounting on the movable plate 21, the inside oil storage chamber 16 and the hydraulic pressure grease chamber 18 that are provided with of fixing base 29, through pressure regulating machine 17 intercommunication between oil storage chamber 16 and the hydraulic pressure grease chamber 18, fixer 13 is used for carrying out the centre gripping to the product of test fixed, prevents the direct departure of product and damages, has guaranteed test data.

Install frequency conversion driving motor B22 on the vertical vibrator 15, frequency conversion driving motor B22 front end fixed mounting has the rotation axle journal 23, rotate 23 front end welded mountings of axle journal and have linking runner 6, linking runner 6 is through linking 8 active links installation activity linking pole 9 of connecting axle, activity linking pole 9 is through movable connecting axle 10 fixed mounting in 14 lower extremes of vertical vibration platform, and vertical vibrator 15 is used for carrying out vertical vibration test.

The lifting and shrinking support column 4 is formed by movably inlaying a telescopic column 25 in a basic column 26, a connecting block 24 is welded and installed at the upper end of the telescopic column 25, and the lifting and shrinking support column 4 is used for supporting the vertical vibration table 14.

Referring to fig. 5, the variable frequency driving motor A7 is electrically connected with an external power supply and a switch, the voltage regulator 17 is electrically connected with the external power supply and the switch, and the variable frequency driving motor B22 is electrically connected with the external power supply and the switch, and is controlled by the external power supply to supply power.

The embodiment of the utility model provides a vibration test bed, when using, the pressure regulating machine 17, the variable frequency driving motor A7 and the variable frequency driving motor B22 are supplied power by the external power control, through being equipped with horizontal vibration platform 11 and vertical vibration platform 14, turn on switch, variable frequency driving motor A7 and variable frequency driving motor B22 circular telegram work, variable frequency driving motor A7 circular telegram is rotatory, drive linking runner 6 through rotating journal 23 and rotate, linking runner 6 rotates and stimulates movable linking rod 9 through linking shaft 8, stimulate movable linking rod 9 left and right, movable linking rod 9 passes through movable connecting shaft 10 and horizontal vibration platform 11 fixed connection, so, move horizontal vibration platform 11 left and right on horizontal sliding rod 12, place the product on horizontal vibration platform 11, can, carry out horizontal vibration test, variable frequency driving motor B22 circular telegram is rotatory, the connecting rotating wheel 6 is driven to rotate by rotating the shaft neck 23, the connecting rotating wheel 6 rotates to pull the movable connecting rod 9 through the connecting shaft 8, the movable connecting rod 9 is pulled up and down, the movable connecting rod 9 is fixedly connected with the vertical vibration table 14 through the movable connecting shaft 10, therefore, the vertical vibration table 14 is moved up and down on the lifting and contracting support column 4, a product is placed on the vertical vibration table 14, and then the vertical vibration test can be carried out, so that the tested product can be tested in different vibration modes, and the accuracy of the obtained test data is ensured; by arranging the fixer 13, a product is placed on the vertical vibration table 14, the power switch is turned on, the pressure regulating machine 17 is electrified to work, hydraulic oil in the oil storage chamber 16 can be conveyed into the hydraulic oil chamber 1, the oil pressure in the hydraulic oil chamber 18 is increased, the movable plate 21 is extruded, then the clamping sucker 20 is clamped on the product through the clamping rod 19, and the product is clamped and fixed, otherwise, the pressure regulating machine 17 is electrified to work, hydraulic oil in the hydraulic oil chamber 18 can be conveyed into the oil storage chamber 16, the oil pressure in the hydraulic oil chamber 18 is reduced, the movable plate 21 is loosened, and the product is loosened, so that the tested product can be clamped and fixed, the product is prevented from being directly thrown out and damaged during vertical vibration, and test data are ensured; through being equipped with through rebound spring 3, when carrying out the vertical vibration test, vertical vibration platform 14 reciprocates on rising support column 4 that contracts, can oppress rebound spring 3, and rebound spring 3 has the resilience force, can cushion vertical vibration platform 14's oppression power, so, can cushion the shaking table when the vibration test, prevents that the spare part of shaking table from damaging, has prolonged life.

The variable-frequency driving motor A7 and the variable-frequency driving motor B22 are a common YE3 model on the market; the pressure regulator 17 is a common WY5.2-A type in the market.

It should be noted that the utility model relates to a vibration test stand, which comprises a supporting foot 1; a base 2; a rebound spring 3; lifting and contracting the supporting column 4; a motor mounting base 5; a connecting rotating wheel 6; a variable frequency drive motor A7; an engagement shaft 8; a movable joint rod 9; a movable connecting shaft 10; a horizontal vibration table 11; a horizontal slide bar 12; a holder 13; a vertical vibration table 14; a vertical vibrator 15; an oil reservoir chamber 16; a pressure regulator 17; a hydraulic oil chamber 18; a clamping rod 19; a clamping chuck 20; a movable plate 21; a variable frequency drive motor B22; a rotating journal 23; a connecting block 24; a telescopic column 25; a base column 26; a mounting plate 27; a base 28; the fixing base 29 and the electrical components are all prior art products, and those skilled in the art select, install and complete the debugging operation of the circuit according to the use requirements to ensure that each electrical appliance can work normally, and the components are all universal standard components or components known by those skilled in the art, and the structure and principle of the components are known by the technical manual or by a conventional experimental method, and the applicant does not make specific limitations here.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A vibration test bench which is characterized in that: including base (2), base (2) upper end welded mounting has base station (28), base station (28) upper end center fixed mounting has vertical vibrator (15), base station (28) upper end fixed mounting has the support column (4) that contracts that rises, it installs rebound spring (3) to run through on the support column (4) that contracts that rises, it has vertical vibration platform (14) to rise support column (4) upper end fixed mounting, vertical vibration platform (14) upper end center fixed mounting has two fixers (13), vertical vibration platform (14) both sides all welded mounting has mounting panel (27), fixed mounting has horizontal slide bar (12) between mounting panel (27), it has horizontal vibration platform (11) to run through slidable mounting on horizontal slide bar (12), horizontal vibration platform (11) left end has movable joint pole (9) through activity connecting axle (10), activity joint pole (9) are through linking up spiale (8) fixed mounting on linking up runner (6), linking up runner (6) fixed mounting on variable frequency drive motor A (7), variable frequency drive motor A (7) are through motor mount pad (5) fixed mounting at vertical vibration platform (14) left end, the equal fixed mounting in base (2) lower extreme both sides has supporting legs (1).

2. A vibration testing stand according to claim 1, wherein: fixer (13) are inlayed in fixing base (29) inside by fly leaf (21) and are constituteed, there are centre gripping sucking disc (20) through supporting rod (19) fixed mounting on fly leaf (21), inside oil storage chamber (16) and the hydraulic pressure grease chamber (18) of being provided with of fixing base (29), communicate through pressure regulating machine (17) between oil storage chamber (16) and the hydraulic pressure grease chamber (18).

3. A vibration testing stand according to claim 1, wherein: install frequency conversion driving motor B (22) on vertical vibrator (15), frequency conversion driving motor B (22) front end fixed mounting has rotation axle journal (23), rotation axle journal (23) front end welded mounting has linking runner (6), linking runner (6) are through linking up axle (8) active link installation activity linking pole (9), activity linking pole (9) are through activity connecting axle (10) fixed mounting in vertical vibration platform (14) lower extreme.

4. A vibration testing stand according to claim 1, wherein: the lifting and shrinking support column (4) is formed by movably inlaying a telescopic column (25) in a basic column (26), and a connecting block (24) is welded at the upper end of the telescopic column (25).